{
  "id": "serna",
  "name": "Serna Class (Project 11770 Class)",
  "aliases": [],
  "domain": "naval",
  "country": "RUS",
  "category": "Air-cavity fast landing craft",
  "status": null,
  "fielded": 1994,
  "operators": [
    "RUS"
  ],
  "prolif_count": 1,
  "summary": "The Serna class, or Project 11770, is a class of air cavity system landing craft constructed for the Russian Navy. Twelve boats were built between 1994 and 2014.",
  "specs": [
    {
      "k": "crew",
      "v": 5,
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "length_m",
      "v": 25.6,
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "beam_m",
      "v": 5.8,
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Draft",
      "section": "dims",
      "v": "1.52 m",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "displacement_t",
      "v": 105,
      "src": [
        "weg-serna"
      ],
      "conf": "medium",
      "label": "Displacement (full load)"
    },
    {
      "k": "propulsion",
      "v": "2 x M503-A3",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Engine power",
      "section": "mobility",
      "v": "2 x 2,200 kW (2x3,000 hp)",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "range_km",
      "v": 1111,
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "speed_kt",
      "v": 30,
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Endurance",
      "section": "mobility",
      "v": "1 day",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "NBC Water Washdown System",
      "section": "protection",
      "v": "Yes",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "armament",
      "v": "4 x 9K38 Igla",
      "src": [
        "weg-serna"
      ],
      "conf": "medium"
    },
    {
      "k": "hulls",
      "v": 9,
      "src": [
        "weg-serna"
      ],
      "conf": "medium",
      "note": "Hulls listed in the source card"
    }
  ],
  "payloads": [
    {
      "name": "4 x 9K38 Igla",
      "role": "Man-Portable Infrared Homing Surface-to-Air Missile (SAM) System",
      "src": [
        "weg-serna"
      ],
      "conf": "medium",
      "caps": {
        "Type": "Man-Portable Infrared Homing Surface-to-Air Missile (SAM) System",
        "Guidance": "Dual waveband infra-red",
        "Warhead": "1.17 kg",
        "Speed": "570 m/s",
        "Length": "1.574 m"
      },
      "range_km": 5,
      "qty": "4 x 9K38 Igla (SA-18 Grouse) Man-Portable Infrared Homing Surface-to-Air Missile"
    }
  ],
  "variants": [
    {
      "name": "D-67",
      "text": "Commissioned: D-67 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-156",
      "text": "Commissioned: 1999 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-131",
      "text": "Commissioned: 2002 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-172",
      "text": "Commissioned: 2005 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-144",
      "text": "Commissioned: 2008 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-56",
      "text": "Commissioned: 2008 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-1441",
      "text": "Commissioned: 2009 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    },
    {
      "name": "D-1442",
      "text": "Commissioned: 2009 Status: Active Fleet: INA",
      "src": [
        "weg-serna"
      ]
    }
  ],
  "art": "destroyer",
  "image": null,
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    }
  ],
  "url": "https://www.defensepedia.com/systems/serna.html",
  "sources": {
    "weg-serna": {
      "title": "Serna Class (Project 11770 Class) Russian Air-Cavity Fast Landing Craft",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/Serna_Class_Project_11770_Class_Russian_Air-Cavity_Fast_Landing_Craft",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}